IPX8 Waterproof Mp3 player for swimming?? running?? surfing</br>Smallest all-in-one wearable Mp3 player</br>8GB memory to store thousands of mp3 player</br>very light?? comfortable to wear</br>Can support most of the audio format</br></br>Product Description</br></br>Water Proof and Splash Proof IPX8<br> Easy to Use Push Button Controls<br> MP3 Control Unit Detaches for Charging<br> Rechargeable Battery Charges via USB Port<br> Playback Time: Up to 10 hours (FM is 3 hours)<br> Standby Time: 20 hours<br> Charges via Mac/PC USB Port or 5V 1A USB Charger<br> Music format support:<br> MP3/WMA/DRMAPE/ELAC/WAV/AAC-LC/ACELP/AUDIBLE<br> Special flexible material to adjust the headphone bone to fit all size of head<br></br><br/>http://www.amazon.com/gp/product/B01LAUXXNO